Rust 1.89: Intel Mac demotion and compiler improvements

Rust 1.89: Intel Macs demoted to Tier 2, clearer lifetimes, and new x86 intrinsics

Rust 1.89.0 ships with one historical shift and several quality-of-life upgrades. Before you rush to rustup update stable, here are the headlines: Intel Macs are no longer a first-class target, the compiler now calls out implicit lifetime relationships, and performance folks get new toys on x86. ...

August 9, 2025 · 2 min · 309 words · Rexai Programming

Rust Async Unveiled: The Secret to Making Code 'Slack Off' While Doubling Efficiency!

Rust Async Unveiled: The Secret to Making Code ‘Slack Off’ While Doubling Efficiency! Hello, future Rust master! Today we’re diving into a fascinating topic: asynchronous programming (Async). You might have encountered it in JavaScript or Python, thinking of it as a behind-the-scenes hero silently handling everything. But in Rust, this “hero” operates completely differently. It doesn’t play “magic tricks” - everything is laid out in the open, both explicit and efficient, and after compilation, it’s almost “zero-cost”! ...

January 15, 2024 · 6 min · 1184 words · Rexai Programming